               :seaport   {:movement-cost 2 :armor-bonus  0 :attack-bonus  0}}
             :attack-strengths
             {:personnel 5
-             :armored   2}
+             :armored   2
+             :naval     3}
             :zoc
             [:personnel :armored]}
     :engineer {:description "Engineer"

                :seaport       {:movement-cost 1 :armor-bonus 0 :attack-bonus 0}}
               :attack-strengths
               {:personnel 9
                :armored   9}
               :zoc
               [:personnel :armored]}
     :destroyer {:description "Destroyer"

             :seaport {:movement-cost 2 :armor-bonus  0 :attack-bonus 0}}
            :attack-strengths
            {:personnel 10
             :armored   10
             :naval     9}
            :zoc
            [:personnel :armored]}
     ;; Naval
